Authors:
Walter Savitch ,julia Lobur
Chapter:
Procedural Abstraction And Functions That Return A Value
Exercise:
Self-test Exercises
Question:3 | ISBN:9780321531346 | Edition: 7
Question
Write a complete C++ program to compute and output the square root of PI; PI is approximately 3.14159. The const double PI is predefined in cmath. You are encouraged to use this predefined constant.
Answer
//Computes the square root of 3.14159.
#include <iostream>
#include <cmath>//provides sqrt and PI.
using namespace std;
int main( )
{
cout << "The square root of " >> PI << sqrt(PI) << endl;
return 0;
}
0
0
Discussions
aytha anirudh
- Write a function declaration and a function definition for a function that takes one argument of type double. The function returns the character value 'P' if its argument is positive and returns 'N' if its argument is zero or negative.
Post the discussion to improve the above solution.